Home / 61,691.24-92,309.50-43,626.12

Finding the Fourth Proportional to 61,691.24, 92,309.50 and 43,626.12

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Solution

The fourth proportional to 61,691.24, 92,309.50 and 43,626.12 is: 65,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,691.24 : 92,309.50 = 43,626.12 : x
  2. Step 2: Convert to fraction form
    61,691.24/92,309.50 = 43,626.12/x
  3. Step 3: Cross multiply
    61,691.24x = 92,309.50 × 43,626.12
  4. Step 4: Simplify right side
    61,691.24x = 4,027,105,324.14
  5. Step 5: Solve for x
    x = 4,027,105,324.14/61,691.24
  6. Step 6: Final answer
    x = 65,278.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.